diff options
author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2012-11-18 13:14:51 +0200 |
---|---|---|
committer | Johannes Berg <johannes.berg@intel.com> | 2012-11-19 15:06:28 +0100 |
commit | 49bd072d4ebab59217dadeb779a0a3dd2d0397ec (patch) | |
tree | 5d09acb08ba88b47f4d0941dd753671ab7e039ea /drivers/net | |
parent | 6ca6ebc1606c6fa7e8931445e84f21f4843e3bab (diff) | |
download | op-kernel-dev-49bd072d4ebab59217dadeb779a0a3dd2d0397ec.zip op-kernel-dev-49bd072d4ebab59217dadeb779a0a3dd2d0397ec.tar.gz |
iwlwifi: more cleanup in pcie/rx.c
Really trivial clean up.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/rx.c | 13 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/trans.c | 1 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/tx.c | 2 |
3 files changed, 4 insertions, 12 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index e3ae28d..28a4968 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -130,10 +130,11 @@ static inline __le32 iwl_pcie_dma_addr2rbd_ptr(dma_addr_t dma_addr) return cpu_to_le32((u32)(dma_addr >> 8)); } +/* + * iwl_pcie_rx_stop - stops the Rx DMA + */ int iwl_pcie_rx_stop(struct iwl_trans *trans) { - - /* stop Rx DMA */ iwl_write_direct32(trans, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0); return iwl_poll_direct_bit(trans, FH_MEM_RSSR_RX_STATUS_REG, FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, 1000); @@ -440,9 +441,6 @@ static void iwl_pcie_rx_hw_init(struct iwl_trans *trans, struct iwl_rxq *rxq) u32 rb_size; const u32 rfdnlog = RX_QUEUE_SIZE_LOG; /* 256 RBDs */ - /* FIXME: RX_RB_TIMEOUT for all devices? */ - u32 rb_timeout = RX_RB_TIMEOUT; - if (trans_pcie->rx_buf_size_8k) rb_size = FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_8K; else @@ -475,7 +473,7 @@ static void iwl_pcie_rx_hw_init(struct iwl_trans *trans, struct iwl_rxq *rxq) FH_RCSR_CHNL0_RX_IGNORE_RXF_EMPTY | FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL | rb_size| - (rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)| + (RX_RB_TIMEOUT << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)| (rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS)); /* Set interrupt coalescing timer to default (2048 usecs) */ @@ -776,7 +774,6 @@ static void iwl_pcie_irq_handle_error(struct iwl_trans *trans) iwl_op_mode_nic_error(trans->op_mode); } -/* tasklet for iwlagn interrupt */ void iwl_pcie_tasklet(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); @@ -1189,7 +1186,6 @@ irqreturn_t iwl_pcie_isr_ict(int irq, void *data) trace_iwlwifi_dev_irq(trans->dev); - /* Disable (but don't clear!) interrupts here to avoid * back-to-back ISRs and sporadic interrupts from our NIC. * If we have something to service, the tasklet will re-enable ints. @@ -1198,7 +1194,6 @@ irqreturn_t iwl_pcie_isr_ict(int irq, void *data) inta_mask = iwl_read32(trans, CSR_INT_MASK); /* just for debug */ iwl_write32(trans, CSR_INT_MASK, 0x00000000); - /* Ignore interrupt if there's nothing in NIC to service. * This may be due to IRQ shared with another device, * or due to sporadic interrupts thrown from our NIC. */ diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index 19c11e3..9f317b0 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -933,7 +933,6 @@ static ssize_t iwl_dbgfs_##name##_write(struct file *file, \ const char __user *user_buf, \ size_t count, loff_t *ppos); - #define DEBUGFS_READ_FILE_OPS(name) \ DEBUGFS_READ_FUNC(name); \ static const struct file_operations iwl_dbgfs_##name##_ops = { \ diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 40e5a6d..6c5b867 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -112,7 +112,6 @@ static int iwl_queue_init(struct iwl_queue *q, int count, int slots_num, u32 id) return 0; } - static int iwl_pcie_alloc_dma_ptr(struct iwl_trans *trans, struct iwl_dma_ptr *ptr, size_t size) { @@ -1400,7 +1399,6 @@ static int iwl_pcie_send_hcmd_async(struct iwl_trans *trans, if (WARN_ON(cmd->flags & CMD_WANT_SKB)) return -EINVAL; - ret = iwl_pcie_enqueue_hcmd(trans, cmd); if (ret < 0) { IWL_ERR(trans, |